New Holland WorkMaster 50 Service Manual page 899

DTC 2CC-12-Engine controller internal temperature out of range
(SPI Error - LM71)
Control Module : ECU
Context:
The Engine Control Unit (ECU) A-9000 has an internal temperature sensor. The ECU A-9000 monitors this sensor
and if the ECU A-9000 determines that there is an internal SPI communication error, this fault will occur.
Cause:
The ECU A-9000 has detected an error in the internal ECU A-9000 temperature sensor communication.
Possible failure modes:
1. Faulty ECU A-9000, software.
Solution:
1. Check the ECU A-9000 for the appropriate software and re-flash, if necessary.
A. If the fault has been resolved, return the machine to service.
B. If the fault has not been resolved, escalate an ASIST concern.
Electrical systems - FAULT CODES
47866583_ 02/12/2015
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